sw/source/core/access/accfrmobjmap.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include "accfrmobjmap.hxx"
  21 #include <accmap.hxx>
  22 #include "acccontext.hxx"
  23
  24 #include <viewsh.hxx>
  25 #include <doc.hxx>
  26 #include <IDocumentDrawModelAccess.hxx>
  27 #include <pagefrm.hxx>
  28 #include <sortedobjs.hxx>
  29 #include <anchoredobject.hxx>
  30
  31 #include <svx/svdobj.hxx>
  32
  33 using namespace sw::access;
  34
  35 SwAccessibleChildMap::SwAccessibleChildMap( const SwRect& rVisArea,
  36                                             const SwFrame& rFrame,
  37                                             SwAccessibleMap& rAccMap )
  38     : mnHellId( rAccMap.GetShell()->GetDoc()->getIDocumentDrawModelAccess().GetHellId() )
  39     , mnControlsId( rAccMap.GetShell()->GetDoc()->getIDocumentDrawModelAccess().GetControlsId() )
  40 {
  41     const bool bVisibleChildrenOnly = SwAccessibleChild( &rFrame ).IsVisibleChildrenOnly();
  42
  43     sal_uInt32 nPos = 0;
  44     SwAccessibleChild aLower( rFrame.GetLower() );
  45     while( aLower.GetSwFrame() )
  46     {
  47         if ( !bVisibleChildrenOnly ||
  48              aLower.AlwaysIncludeAsChild() ||
  49              aLower.GetBox( rAccMap ).Overlaps( rVisArea ) )
  50         {
  51             insert( nPos++, SwAccessibleChildMapKey::TEXT, aLower );
  52         }
  53
  54         aLower = aLower.GetSwFrame()->GetNext();
  55     }
  56
  57     if ( rFrame.IsPageFrame() )
  58     {
  59         OSL_ENSURE( bVisibleChildrenOnly, "page frame within tab frame???" );
  60         const SwPageFrame *pPgFrame =
  61             static_cast< const SwPageFrame * >( &rFrame );
  62         const SwSortedObjs *pObjs = pPgFrame->GetSortedObjs();
  63         if ( pObjs )
  64         {
  65             for(const SwAnchoredObject* pObj : *pObjs)
  66             {
  67                 aLower = pObj->GetDrawObj();
  68                 if ( aLower.GetBox( rAccMap ).Overlaps( rVisArea ) )
  69                 {
  70                     insert( aLower.GetDrawObject(), aLower );
  71                 }
  72             }
  73         }
  74     }
  75     else if( rFrame.IsTextFrame() )
  76     {
  77         const SwSortedObjs *pObjs = rFrame.GetDrawObjs();
  78         if ( pObjs )
  79         {
  80             for(const SwAnchoredObject* pObj : *pObjs)
  81             {
  82                 aLower = pObj->GetDrawObj();
  83                 if ( aLower.IsBoundAsChar() &&
  84                      ( !bVisibleChildrenOnly ||
  85                        aLower.AlwaysIncludeAsChild() ||
  86                        aLower.GetBox( rAccMap ).Overlaps( rVisArea ) ) )
  87                 {
  88                     insert( aLower.GetDrawObject(), aLower );
  89                 }
  90             }
  91         }
  92
  93         {
  94             ::rtl::Reference < SwAccessibleContext > xAccImpl =
  95                                 rAccMap.GetContextImpl( &rFrame, false );
  96             if( xAccImpl.is() )
  97             {
  98                 SwAccessibleContext* pAccImpl = xAccImpl.get();
  99                 if ( pAccImpl &&
 100                      pAccImpl->HasAdditionalAccessibleChildren() )
 101                 {
 102                     std::vector< vcl::Window* > aAdditionalChildren;
 103                     pAccImpl->GetAdditionalAccessibleChildren( &aAdditionalChildren );
 104
 105                     sal_Int32 nCounter( 0 );
 106                     for ( const auto& rpChild : aAdditionalChildren )
 107                     {
 108                         aLower = rpChild;
 109                         insert( ++nCounter, SwAccessibleChildMapKey::XWINDOW, aLower );
 110                     }
 111                 }
 112             }
 113         }
 114     }
 115 }
 116
 117 std::pair< SwAccessibleChildMap::iterator, bool > SwAccessibleChildMap::insert(
 118                                                 const sal_uInt32 nPos,
 119                                                 const SwAccessibleChildMapKey::LayerId eLayerId,
 120                                                 const SwAccessibleChild& rLower )
 121 {
 122     SwAccessibleChildMapKey aKey( eLayerId, nPos );
 123     return emplace( aKey, rLower );
 124 }
 125
 126 std::pair< SwAccessibleChildMap::iterator, bool > SwAccessibleChildMap::insert(
 127                                                 const SdrObject *pObj,
 128                                                 const SwAccessibleChild& rLower )
 129 {
 130     const SdrLayerID nLayer = pObj->GetLayer();
 131     SwAccessibleChildMapKey::LayerId eLayerId =
 132                     (mnHellId == nLayer)
 133                     ? SwAccessibleChildMapKey::HELL
 134                     : ( (mnControlsId == nLayer)
 135                         ? SwAccessibleChildMapKey::CONTROLS
 136                         : SwAccessibleChildMapKey::HEAVEN );
 137     SwAccessibleChildMapKey aKey( eLayerId, pObj->GetOrdNum() );
 138     return emplace( aKey, rLower );
 139 }
 140
 141 bool SwAccessibleChildMap::IsSortingRequired( const SwFrame& rFrame )
 142 {
 143     return ( rFrame.IsPageFrame() &&
 144              static_cast< const SwPageFrame& >( rFrame ).GetSortedObjs() ) ||
 145            ( rFrame.IsTextFrame() &&
 146              rFrame.GetDrawObjs() );
 147 }
 148
 149 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */